adj. 25B6; adjective IMPERTINENT, impudent, cheeky, ill-mannered, bad mannered, unmannerly, rude, impolite, uncivil, discourteous, disrespectful, insubordinate, contemptuous; audacious, bold, cocky, brazen; insulting, abusive; informal fresh, flip, lippy, saucy; N. Amer. informal sassy; archaic contumelious, malapert.
polite.